In what way did jesse owens achievements challenge the racial policies of Adolf Hitler

"Although it was largely reported that Hitler "snubbed" Owens for upstaging his prized Aryan athletes, in reality, he responded to a request to treat the winners equally and declined to publicly congratulate anyone after the first day of competition. Other reports indicated that the Fuhrer did salute Owens from afar, possibly influenced by the adoring reception the athlete received from fans."